Family name Raul Arnoldo (Raul Arnoldo 
) , in all the world, is a rare surname. The family name Raul Arnoldo is habitual in Chile, where it is a rare surname, and Spain, where it is a very rare surname. More frequently, Raul Arnoldo is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Raul Arnoldo | Spain, Argentina, Ecuador, Chile, Costa Rica |